Protect your alternative hair from damage with Jon Renau's heat protectant. Heat Treat Thermal Spray is heat activated and formulated for use with flat irons, curling irons and hot rollers. This non-sticking thermal protectant and styling spray prevents heat damage by permitting a clean release from styling tools. Hair is left brushable and volumized. For use with both human hair and (HD) heat resistant synthetic wigs, toppers, hair pieces, or extensions. Also available in a convenient 2 oz travel size Because we strictly adhere to the transportation safety regulations from our shipping partners, please note this product can only be shipped via ground services for all US customers. Please select ground freight for shipment but in the event air freight is selected, the shipment will be processed, shipped and invoiced for ground services.